IEC 60477:1974
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Laboratory d.c. resistors
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03-30-2022
01-01-1974
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FOREWORD
PREFACE
Clause
1 Scope
2 Definitions
2.1 General terms
2.2 Characteristic values
2.3 Influence quantities, reference conditions, nominal
range of use
2.4 Errors and variations
2.5 Accuracy, accuracy class, class index
3 Classification
4 Limits of intrinsic error
5 Conditions for the determination of intrinsic errors
6 Permissible variations
6.1 Limits of variation
6.2 Conditions for the determination of the variations
6.3 Influence of self-heating (power dissipation)
6.4 Influence of position
7 Further electrical and mechanical requirements
7.1 Voltage tests and other safety requirements
7.2 Insulation resistance
7.3 Conditions of transport, storage and use
7.4 Point of connection
7.5 Provision of temperature measuring facilities
8 Markings and symbols
APPENDIX
A1 - Thermoelectric effects
A2 - Reference range and nominal range of use
A3 - Example of marking for a single resistor
A4 - Example of marking for a five-decade resistor
Definitions; classification; limits of intrinsic errors: permissible variations; further requirements; markings; symbols.
| Committee |
TC 85
|
| DevelopmentNote |
BS DRAFT 96/203883 DC. Former IEC 477. Stability Date: 2017. (10/2012)
|
| DocumentType |
Standard
|
| Pages |
34
|
| PublisherName |
International Electrotechnical Committee
|
| Status |
Superseded
|
| Standards | Relationship |
| DIN 43783-1:1976-11 | Similar to |
| NF EN 60477 : 98 AMD 1 98 | Identical |
| GOST IEC 60477 : 2013 | Identical |
| HD 249 : 200S1 | Similar to |
| NEN EN IEC 60477 : 1997 AMD 1 1997 | Identical |
| NEN 10477 : 1975 | Similar to |
| I.S. EN 60477:1999 | Identical |
| PN EN 60477 : 2006 | Identical |
| UNE 21359:1976 | Identical |
| BS 5457(1977) : 1977 AMD 10233 | Similar to |
| BS EN 60477:1999 | Identical |
| EN 60477 : 1997 AMD 1 1997 | Identical |
| UNE-EN 60477:1999 | Identical |
| BS 6011(1980) : 1980 AMD 10231 | SPECIFICATION FOR LABORATORY A.C. RESISTORS |
| PREN 50134-2 : DRAFT 2016 | ALARM SYSTEMS - SOCIAL ALARM SYSTEMS - PART 2: TRIGGER DEVICES |
| EN 60477-2:1997/A1:1997 | LABORATORY RESISTORS - PART 2: LABORATORY A.C. RESISTORS |
| BS EN 60477-2:1999 | Laboratory resistors Laboratory a.c. resistors |
| I.S. EN 60477-2:1999 | LABORATORY RESISTORS - PART 2: LABORATORY A.C. RESISTORS |
| 16/30331025 DC : 0 | BS EN 50134-2 - ALARM SYSTEMS - SOCIAL ALARM SYSTEMS - PART 2: TRIGGER DEVICES |
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